When your car engine is not ok, you need to test it and then the car engine P0702 Code may appear on the screen of engine code reader. You need to know about this code for soling the car engine’s problem. Do not rely any meaning of the code what you find from online or from different car manufacturer. You should not fix the car engine by yourself if you have no expertise on this issue. Do not drive the car with the car engine problem. You should fix the car engine as soon as possible and when the car fit to run then test it.